Comar Systems AST300, User Manual

Page 1: ...USER MANUAL AST300 AIS VHF ANTENNA SPLITTER SKU 001 1016 AST300 MA v02r07 SKU 003 1016 2017 08 15 ENGLISH ...

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Page 3: ...3 11 7 5 1 Connection Diagram 12 8 OPERATION 13 9 FAULT FINDING 14 9 1 Power LED not illuminated 14 9 2 VHF LED does not illuminate when VHF Radiotelephone is transmitting 14 9 3 AIS LED does not illuminate when AIS Transponder is transmitting 14 9 4 Clicks or pops are heard from a connected FM Broadcast Receiver 14 9 5 VHF or AIS reception range is reduced 14 10 SPECIFICATION 15 10 1 Physical 15 ...

Page 4: ...AST300 4 1 AST300 AIS VHF ANTENNA SPLITTER ...

Page 5: ...e following categories are all enabled as active hyperlink references 1 The titles of each section 2 document cross references 3 the table of contents This document may therefore be navigated quickly and effectively by using a mouse or other pointing device to activate each of these hyperlinks This is a printer friendly document designed to be printed 2 sided as a booklet with A5 pages on A4 stock...

Page 6: ...unicated to any other person without the written permission of COMAR The recipient of this document as its registered holder must exercise due diligence in ensuring that the above conditions are observed Errors and Omissions Excepted Any enquires relating to this document or its contents should be addressed in writing in the first instance to COMAR SYSTEMS LTD COMAR SYSTEMS Vittlefields Technology...

Page 7: ...supplier COMPASS The compass safe distance of this unit is 0 5 m or greater for 0 3 deviation In accordance with a policy of continual development and product improvement hardware and software may be upgraded from time to time and future versions of equipment may therefore not correspond exactly with this manual When necessary upgrades to the product will be accompanied by updates or addenda to th...

Page 8: ... is installed by a professional installer Before operating the unit you should familiarise yourself with this user manual 5 1 Parts List On delivery carefully inspect the contents of the packing case Note any damage or any missing items Ensure that the correct parts are included for your application Note RF Connectors Connector PL259 male plug will mate with connector SO239 female socket Item Desc...

Page 9: ...AST300 9 6 MAJOR DIMENSIONS All dimensions mm ...

Page 10: ... of sufficient space behind the unit for cable connections Maintaining the compass safe distance of 0 5m Visibility of the front panel indicators 7 3 Installation Step 1 Secure the Antenna Splitter to a flat surface in the selected location Use four 5mm wood screws or other fixings suited to the material the unit is being fixed to The unit may be installed in any orientation 7 4 Installation Step ...

Page 11: ...ransponder and VHF Radiotelephone Verify that the green power LED on the Antenna Splitter is illuminated Transmit using the VHF Radiotelephone and verify that the red LED on the Antenna Splitter marked VHF is illuminated during the transmission Wait for the AIS Transponder to transmit its first position report This is indicated by the red LED TX on the AIS Transponder illuminating During AIS Trans...

Page 12: ...AST300 12 7 5 1 Connection Diagram ...

Page 13: ...e AIS Transponder When either connected device transmits TX the Antenna Splitter will automatically route the transmission to the Antenna VHF Radiotelephone transmissions including DSC transmissions are given priority over AIS transmissions NOTE It is not possible for both connected devices to transmit simultaneously using a single VHF Antenna Whilst you are talking on your VHF Radiotelephone no A...

Page 14: ...ted to the Antenna Splitter input labelled VHF 9 3 AIS LED does not illuminate when AIS Transponder is transmitting Check that the Antenna output of the AIS Transponder is connected to the Antenna Splitter input labelled AIS 9 4 Clicks or pops are heard from a connected FM Broadcast Receiver This is normal and may occur during VHF or AIS transmission 9 5 VHF or AIS reception range is reduced A ver...

Page 15: ...al Operating Current AIS VHF Transmit 135 mA typical AIS VHF Receive 65 mA typical 10 3 Operational VHF and AIS Frequency Range 156 025 MHz to 162 025 MHz Insertion Loss AIS Receive Path Typical 1 db Insertion Loss VHF Receive Path Typical 1db Insertion Loss AIS Transmit Path Typical 0 4 db Insertion Loss VHF Transmit Path Typical 0 4 db Max Input Power AIS Port 12 5 W Max Input Power VHF Port 25 ...

Page 16: ...ge Temperature 20 C to 70 C Compass Safe distance 0 5 m or greater for 0 3 deviation 10 5 Additional Information If spare parts are required then please contact either your supplier or COMAR SYSTEMS COMAR SYSTEMS reserves the right to makes changes to its products and specifications without notice ...

Page 17: ...heir mechanical integrity over time 12 LIMITED WARRANTY COMAR SYSTEMS LTD warrants this product to be free from defects in materials and manufacture for one year from the date of purchase Comar Systems Ltd will at its sole option repair or replace any components that fail in normal use Such repairs or replacement will be made at no charge to the customer for parts and labour The customer is howeve...

Page 18: ...AST300 18 NOTES ...

Page 19: ...AST300 19 NOTES ...

Page 20: ...ee be seen be safe at sea COMAR SYSTEMS Vittlefields Technology Centre Forest Road NEWPORT Isle of Wight PO30 4LY UNITED KINGDOM tel 44 0 1983 828900 email sales comarsystems com web www comarsystems com ...